What color is Button (France), late 19th century ?

Source Crayola® CSS3 CSS4
#534635
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#7f6941
 
#85754e
gold fusion
#a0522d
sienna
#a0522d
sienna
#342715
 
#414a4c
outer space
#000000
black
#000000
black
#827c69
 
#8a795d
shadow
#808080
grey
#808080
grey